
.recom-container {
  width: 1190px;
  min-height: 600px;
  margin: 10px auto;
  box-shadow: 1px 2px 3px #ddd;
}



.problem-th {
  background-color: #fff;
  color: #424242;
  border-width: 1px 0 1px 0 !important;
  opacity: 0.9;
}

.problem-wrap .problem-td,
.top-wrap .problem-td {
  border-width: 0;
}

th {
  box-shadow: 1px 2px 3px #ddd;
}